CVE-2026-28668
MALLOC_LIMIT Use After Free Vulnerability
Description
In LimitRealloc of malloc_limit.cpp, there is a possible use after free due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
INFO
Published Date :
Sept. 8, 2026, 7:17 p.m.
Last Modified :
Sept. 23, 2026, 7:36 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Review and correct logic in LimitRealloc.
- Address potential use-after-free vulnerabilities.
- Ensure proper memory management in allocation functions.
- Test memory allocation thoroughly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-28668.
| URL | Resource |
|---|---|
| https://source.android.com/docs/security/bulletin/2026/2026-09-01 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-28668 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-28668
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-28668 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-28668 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Sep. 23, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:16.0:qpr2:*:*:*:*:*:* *cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:* *cpe:2.3:o:google:android:17.0:-:*:*:*:*:*:* Added Reference Type Android (associated with Google Inc. or Open Handset Alliance): https://source.android.com/docs/security/bulletin/2026/2026-09-01 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 10, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-693 Changed SSVC {'id': 'CVE-2026-28668', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-09T00:00:00+00:00'} {'id': 'CVE-2026-28668', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-10T03:57:28.542570Z'} -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Sep. 10, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-28668', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-09T00:00:00+00:00'} -
New CVE Received by [email protected]
Sep. 08, 2026
Action Type Old Value New Value Added Description In LimitRealloc of malloc_limit.cpp, there is a possible use after free due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/28xxx/CVE-2026-28668.json">CVE-2026-28668</a> Added Reference https://source.android.com/docs/security/bulletin/2026/2026-09-01